Finding the Fourth Proportional to 11,473,590.75, 15,847,773.68 and 8,328,835.31
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Solution
The fourth proportional to 11,473,590.75, 15,847,773.68 and 8,328,835.31 is: 11,504,114.09
Step by Step Solution
- Step 1: Write the proportion equation
11,473,590.75 : 15,847,773.68 = 8,328,835.31 : x - Step 2: Convert to fraction form
11,473,590.75/15,847,773.68 = 8,328,835.31/x - Step 3: Cross multiply
11,473,590.75x = 15,847,773.68 × 8,328,835.31 - Step 4: Simplify right side
11,473,590.75x = 131,993,497,008,847.91 - Step 5: Solve for x
x = 131,993,497,008,847.91/11,473,590.75 - Step 6: Final answer
x = 11,504,114.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.